Title:
POROUS SOUND ABSORBING MATERIAL AND METHOD OF MANUFACTURING THE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2002/044105
Kind Code:
A1
Abstract:
A method of surely manufacturing a porous sound absorbing material having low weight and excellent heat resistance enough to be used for the exhaust nozzle of a jet engine, high sound absorbing effect on the noise in wide band from the jet engine, and stable performance without a variation in porosity, comprising the step of forming a frame of the aggregate (5) having pores (6).
Inventors:
OISHI TSUTOMU (JP)
NAKAMURA YOSHIYA (JP)
TANAKA YOSHIZUMI (JP)
SATO MITSUHIKO (JP)
NAKAMURA YOSHIYA (JP)
TANAKA YOSHIZUMI (JP)
SATO MITSUHIKO (JP)
Application Number:
PCT/JP2001/010406
Publication Date:
June 06, 2002
Filing Date:
November 28, 2001
Export Citation:
Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND (JP)
UBE INDUSTRIES (JP)
OISHI TSUTOMU (JP)
NAKAMURA YOSHIYA (JP)
TANAKA YOSHIZUMI (JP)
SATO MITSUHIKO (JP)
UBE INDUSTRIES (JP)
OISHI TSUTOMU (JP)
NAKAMURA YOSHIYA (JP)
TANAKA YOSHIZUMI (JP)
SATO MITSUHIKO (JP)
International Classes:
B64D33/04; C03C10/08; C03C11/00; C04B38/04; C04B38/06; F02K1/44; F02K1/82; G10K11/16; G10K11/162; G10K11/172; (IPC1-7): C04B38/04
Foreign References:
| JPH11291403A | 1999-10-26 | |||
| JPH11333293A | 1999-12-07 | |||
| JPS5091505A | 1975-07-22 |
Other References:
See also references of EP 1340736A4
Attorney, Agent or Firm:
Hotta, Minoru (No.15-6 Shiba 4-chome Minato-ku, Tokyo, JP)
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